cxl 



INFERIOR OOLITE AMMONITES. 



Distinction,. — From W. arcuata, the smaller ornamentation. 



Locality and, Stratum. — Dorset : Burton Bradstock, high up in Yeovil Sands. 



Date of Existence. — Aalensis hemera. 



3. Walkeria delicata, S. Buckman. SuppL, Fig. 122 in text. 



Description. — Spissiparvicostate declining to striate, passing to irregulari- 

 obscuricostate. 



Distinction. — From W. burtonensis, the decline in the ornament and the more 

 compressed whorls. 



^ 



J 



Fig. 122. — Walkeria delicata. a, side view ; b, apertural view. 



Remarks. — The type specimen I purchased from the Collection of the late Dr. 

 T. Wright, F.R.S. 



Locality and Stratum. — Dorset : Burton Bradstock, Yeovil Sands. 

 Date of Existence. — Aalensis hemera, presumably. 



4. Walkeria? lotharingica? (Branco.) Plate XXX, figs. 8, 9; SuppL, Fig. 12:3, 



p. clxvii. 

 1890. G-rammoceras lotharingicum, This Monogr., PL xxx, figs. 8, 9 ; p. 199. 

 1902. Walkeria lotharingica? Emend. Am in. Noin., p. 5. 



Remarks. — Identification with Branco's species will not pass critical investi- 

 gation. 



o. Walkeria ? sp. Plate XXX, fig. 10 ; SuppL, Fig. 124, p. clxvii. 



1890. Grammoceras lotharingicum, This Monogr., PI. xxx, fig. 10 ; p. 199. 

 Remarks. — Like W. delicata, but more umbilicate. 



